Publisher's Synopsis
We have something new for you, with Mind Puzzles for Adults, a great way for you to spend a few hours in deep concentration, working out complex and fun puzzles and conundrums.
Kropki Sudoku (from Polish, literally "dots"; also known as "Dots Sudoku") is the variation of the original Sudoku. If absolute difference between two digits in neighboring cells equals 1, then they are separated by a white dot. If the digit is a half of digit in the neighboring cell, then they are separated by black dot. The dot between 1 and 2 can be either white or black.
The book comes complete with the solutions at the back, so you'll always know if you got it right, or can find the solution if you are really stuck for the answer.
Don't delay. Get a copy today!